Fire Putty Electrical Putty Pads 7-1/2 in - Moldable Fire Barrier Pads
Fire Putty Electrical Putty Pads 7-1/2 in - Moldable Fire Barrier Pads
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In this review of the Fire Putty Electrical Putty Pads the bottom line is simple: this kit is for homeowners, electricians, and maintenance personnel who need a quick, reusable way to seal small wall and box openings against fire, smoke and sound. The set includes twenty 7-1/2 in square pads at about 3 mm thickness and two pairs of disposable gloves, and the single biggest reason to buy is how easily the moldable fire barrier can be applied by hand to outlets, electrical boxes and pipe penetrations without tools.
Key Features
- Included kit: Twenty 7-1/2 in square pads plus two pairs of disposable gloves make it convenient to start sealing right away without extra purchases.
- Hand moldable: The putty is pliable and sticky so it can be pressed and shaped by hand for a tailored fit around irregular openings.
- Fire and smoke resistance: The pad acts as a barrier to slow the passage of smoke and flames through small gaps in walls, floors or ceilings.
- Adhesion to many surfaces: Designed to bond to concrete, metal and brick it works with metal or nonmetal socket boxes and electrical cabinets for a secure seal.
- Durable and non-toxic: The non-setting putty remains reworkable and safe to handle, providing a reusable seal that retains elasticity and adhesion.
- Water and sound resistance: The material also reduces air and sound movement and offers water resistance for broader repair or construction uses.
Who It's For
The Fire Putty pads are best for property owners, electricians, and building maintenance teams who need an easy, no-tool seal for outlet boxes, conduit penetrations and small pipe or duct openings. The included gloves and thin 3 mm profile make it practical for quick retrofits or new installations where a tidy, hand-formed seal is preferred.
Those who need a permanent, structural firestop for large penetrations or who require an adhesive that cures to a hard set should look elsewhere; this product is a non-setting, re-serviceable putty intended for small gaps and ongoing access rather than a rigid, permanent filling material.
Pros & Cons
Pros
- Easy to shape and apply by hand, making installation fast without special tools.
- Works on a variety of surfaces including concrete, metal and brick for flexible use.
- Reusable, non-toxic compound that also helps reduce sound and resists water.
Cons
- Adhesive strength is mixed in real use, so some surfaces may need extra attention to hold the pad in place.
Specifications
| Product type | Fire barrier moldable putty pads |
| Quantity | 20 pads and two pairs of disposable gloves |
| Pad size | 7-1/2 in x 7-1/2 in (185 x 185 mm) |
| Thickness | About 3 mm |
| Material texture | Silicon rubber |
| Color | Red |
| Use cases | Electrical boxes, sockets, wall openings, water supply boxes |
Our Verdict
The Fire Putty Electrical Putty Pads are a practical, inexpensive option for anyone who needs a hand-workable, reusable seal for small penetrations where fire, smoke and sound control matter. They offer good value for routine sealing tasks and retrofit work, though installers should confirm adhesion on the target surface before relying on them as the sole mechanical fix.
Frequently Asked Questions
Can these pads be shaped without tools?
Yes, the putty is hand workable and supplied with disposable gloves so it can be molded and pressed into place without tools.
Will the pads stick to metal electrical boxes?
They are formulated to adhere to metal and nonmetal boxes, but adhesive performance can vary by surface condition so clean, dry surfaces are recommended.
Are these pads a permanent cure for large openings?
No, they are a non-setting, re-usable putty best suited for small gaps and access points rather than permanent structural fills.
Editor's Take
The Fire Putty pads are a practical, reusable solution for sealing small electrical and pipe openings against fire, smoke and sound; they offer good value and easy hand application, though adhesion can vary by surface.

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